Blue Aluminium sanding disc without holes paper backing round abrasive sandpaper 40#-800# grit hoop&look backing for angle grinder for polishing

Product Overview

The Blue Aluminum Oxide Sanding Disc is specifically designed for angle grinders. Featuring premium aluminum oxide abrasive and a durable hook & loop backing system, it offers a full grit range from 40# to 800#, catering to multi-stage processing needs from coarse grinding to fine polishing.

Key Features

1. Premium Blue Aluminum Oxide Abrasive

• Made with high-purity aluminum oxide grains for exceptional hardness and wear resistance

• Distinctive blue coating for easy grit identification

• Uniform grain distribution ensures consistent sanding performance

2. Hook & Loop Backing System

• High-strength hook & loop design for quick and easy installation/removal

• Secure adhesion that resists detachment during high-speed operation

• Compatible with standard angle grinder backing pads

3. Complete Grit Range (40#-800#)

• Coarse Grits (40#-80#): Rapid material removal, weld seam grinding

• Medium Grits (100#-240#): Surface leveling, scratch removal

• Fine Grits (320#-600#): Fine finishing, paint preparation

• Polishing (800#): Final surface treatment, high-gloss pre-finishing

Specifications

Applications

Metalworking

• Stainless steel and aluminum surface finishing

• Weld seam grinding and leveling

• Rust and oxide layer removal

Woodworking

• Hardwood surface rough sanding

• Furniture edge finishing

Automotive Repair

• Auto body repair and sanding

• Old paint removal

DIY Projects

• Home renovation

• Craft and model making

Usage Instructions

Angle Grinder Preparation

1. Ensure your angle grinder is equipped with a hook & loop backing pad

2. Check equipment speed settings (refer to grit-specific recommendations)

Disc Installation

1. Align the disc's center hole with the backing pad

2. Press evenly to ensure full hook & loop contact

3. Gently tug to test adhesion security

Sanding Techniques

1. Maintain consistent angle (15°-30°)

2. Use even movements to avoid localized over-sanding

3. Clean disc surface regularly to extend service life

4. Follow grit progression for optimal results

Zhengzhou Jiading Abrasive Manufacturing Co.,Ltd. We are the premier manufacturer located in Zhengzhou China. our production line is mainly divided into three categories of products, coated abrasive  converting products, flap disc raw material and other home decoration painting protection products. 

Our primary production lines include:

• Coated Abrasive Converting Products --- sanding disc, sandpaper, non woven abrasive products, sanding belt, abrasive flap discs, flap wheels and other specialty abrasive products)
• Flap Disc Raw Material - fiberglass backing pads, plastic backing pads, epoxy adhesive)
• Home Decoration Painting Protection products- temporary floor protection fleece, masking tapes, masking film, Utility knife, 

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We focus on quality and seek excellence, we are motivated by the continuous improvements, so we are innovating day by day in order to offer solutions to our customers, providing our experience, creating value in long-term relationships. 

Through more than 20 years of technical innovation, successful research and development, We now have sold our products to the world market, United States, Japan, Italy, Mexico, German, Russia, Southeast Asia and other countries.

Our company promises: reasonable prices, short production time and satisfactory after-sales service. Mutual development, mutual benefits

We sincerelyl hope to cooperate with you and make a good future together.